It's included, but 'mail_plugins =' here forces the config and treats it as a priority, which results in disabling fts_xapian, even though it has its own line in local.conf: mail_plugins = $mail_plugins quota fts fts_xapian Is simply adding this line in local.conf enough? Does it need to be defined ...

I'm sure the cause of the problem is within KeyHelp (Problems not related to KeyHelp belong in the Offtopic forum) Server operating system + version (Debian 12.9 (64-bit)) Server virtualization technology used (KVM) KeyHelp version + build number 25.0 (Build 3398) Problem description / error ...